<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        * {
            margin: 0px;
            padding: 0px;
            text-decoration: none;
        }
        
        div {
            background-image: url(./images/banner1.jpg);
            height: 150px;
            width: 750px;
            background-repeat: no-repeat;
            margin: 0 auto;
            z-index: auto
        }
        
        ul {
            background: url(./images/button1_bg.jpg);
            background-repeat: repeat-x;
            height: 150px;
            width: 750px;
            margin: 0 auto;
        }
        
        li {
            list-style: none;
            float: left;
            display: inline-block;
        }
        
        a {
            background-image: url(./images/button1.jpg);
            display: inline-block;
            height: 32px;
            width: 80px;
            background-repeat: no-repeat;
            text-align: center;
            line-height: 32px;
        }
        
        a:hover {
            background-image: url(./images/button2.jpg);
            color: white;
        }
        
        img {
            position: absolute;
            width: 750px;
            height: 150px;
            z-index: -1;
        }
    </style>
</head>

<body>
    <div>
        <img src="./images/banner_bg.jpg" alt="">
    </div>
    <ul>
        <li><a href="#">网站导航</a></li>
        <li><a href="#">网站导航</a></li>
        <li><a href="#">网站导航</a></li>
        <li><a href="#">网站导航</a></li>
        <li><a href="#">网站导航</a></li>
        <li><a href="#">网站导航</a></li>
        <li><a href="#">网站导航</a></li>


    </ul>
</body>

</html>